HydroLogic Business Plan- addresses the problem of water quality in Mumbai by introducing the WAPI—a small, inexpensive and reusable device that indicates when water has been purified for human consumption— to the potentially massive consumer market of Mumbai slums.

2009 WINNER ReachOut Water Solutions Business Plan -- This winning concept uses existing Slum Infrastructure (the Toilet Blocks) and provides Ultraviolet water cleaning system along with distribution process to bring water to residences at a cost-effective solution. Provides access, and improves quality and quantity available to residents.

Waterlink Business Plan - Takes advantage of the monsoon season to collect water via rainpipe systems... stores rainwater in barrels and provides mechanism to store excess rainwater into water table for later access